Sockets manufactured from high alloy steel and precisely heat treated to optimize strength and durability Socket wall dimensions are optimized to provide strength while retaining access to restricted fasteners Specially designed to engage with the flats of the fastener to increase torque and reduce fastener rounding Torque Drive® technology engages the flats of the fastener to provide more torque while reducing fastener rounding Hi-vis laser markings and additional hard stamp ensures permanent socket identification Case Type Blow Mould with Removable Lid Drive Size 1/2" Finish Black Phosphate Includes 1"; 1/2"; 11/16"; 1-1/16"; 1-1/4"; 1-1/8"; 13/16"; 15/16"; 3/4"; 5/8"; 7/16"; 7/8"; 9/16" Length Standard Material Chrome Molybdenum No. of Pieces 13 No. of Points 6 Standard(s) Met ANSI; GGG-W-660A Type Impact